Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

A file of signals intelligence reports, messages, and correspondence issued by the Government Code and Cypher School and sent by the head ('C') of the Secret Intelligence Service (MI6) to the Prime Minister, Winston Churchill. This file includes the following reports on Southern Europe: of Allied tank attacks in central Sicily, on July 26; on South-east Europe: a German Air Force (GAF) review of Flak as a contingency for the Italians laying down arms, and on the possibility of using Russian auxiliaries, on July 27; Naval Headlines, covering the Italian battleships Duilio and Doria fuelling at Taranto; and the cruiser Scipione being ready at 6 hours' notice; that the Italian tanker Alberto Fassio blew up and sank off Prevesa; from the Spanish ambassador in London, on a conversation over lunch with Churchill, on July 23; from the Greek minister in Moscow, noting Soviet scepticism over the opening of a Second Front in Europe, on July 22; from the Brazilian minister in Algiers, describing a conversation with De Gaulle on the future of France, and on Franco-Brazilian relations, on July 20; and from the Turkish ambassador in Tokyo, on rumours of secret talks between the Soviet Union and Japan, on July 18.